Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

Learn what PivotTable and PivotCharts are, how you can use them to summarize and analyze your data in Excel, and become familiar with the PivotTable- and PivotChart-specific elements and terms.

Automatically number rows Article; Calculate the difference between two dates Article; Define and use names in formulas Article; Combine text from two or more cells into one cell

Learn ways to fix common printing problems in Windows 10. Reinstall your printer. If your printer is turned on and connected to the network, Windows should find it easily.

If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.

Get steps for how to select display language preferences in Windows.

Erfahren Sie, wie Sie ein Installationsmedium für die Installation oder Neuinstallation von Windows 7, Windows 8.1 oder Windows 10 erstellen.

Get info on how to find your IP address in Windows. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Learn how to restart your PC on the Microsoft Support website.

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.